#include <stdio.h>
int main(void)
{
    int x = 10;
    int a, b, c;
    a = x++;
    b = ++x;
    c = 10*x++;
    printf("%d\n",x);  

    printf("%d\n",a);   
    printf("%d\n",b);   
    printf("%d\n",c);   
    
}